2043706039 has 4 divisors (see below), whose sum is σ = 2043979056. Its totient is φ = 2043433024.

The previous prime is 2043706037. The next prime is 2043706109. The reversal of 2043706039 is 9306073402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2043706039 - 2¹ = 2043706037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2043705995 and 2043706013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043706033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124954 + ... + 140359.

It is an arithmetic number, because the mean of its divisors is an integer number (510994764).

Almost surely, 2^2043706039 is an apocalyptic number.

2043706039 is a deficient number, since it is larger than the sum of its proper divisors (273017).

2043706039 is an equidigital number, since it uses as much as digits as its factorization.

2043706039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273016.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 2043706039 is about 45207.3670876772. The cubic root of 2043706039 is about 1269.0326895505.

The spelling of 2043706039 in words is "two billion, forty-three million, seven hundred six thousand, thirty-nine".